<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
    <form method='post' action='/register'>
        用户名：<input type='text' name='username'>
        <br>
        密码：<input type='text' name='password_1'>
        <br>
        密码：<input type='text' name='password_2'>
        <br>
        <input type='submit' value='提交'>
    </form>
</body>
</html>
